Access Hollywood has learned that Lacey Schwimmer has been paired with Food Network host Mark Dacascos. Lacey took on the task of dancing with "Jackass" star Steve-O last season. Before that, Lacey made it to the final three with former *NSYNC star Lance Bass.

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Additionally, a source told Access that Kelly Osbourne is expected to be dancing alongside Louis Van Amstel. Louis has hit the ballroom on past "Dancing" seasons with Priscilla Presley and Mo'nique.

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He and Kelly will meet tomorrow for the first time, but the Osbourne daughter has already begun to get into the "DWTS" spirit. On Thursday she Tweeted she's been told to add a little color to her notoriously pale, English complexion.

He also posted a link to his personal web page, which offered a sneak peek for fans at what he might look like on the dance floor with Cheryl. Click HERE to watch the clip.

Derek Hough also took to his Twitter account to show off his partner – model Joanna Krupa. Derek danced with Lil' Kim last season and before that, Shannon Elizabeth – with whom he became romantically involved while on the show. The two split only recently.

Derek has already begun training with his new partner and posted a pic of the two in the studio on his Twitpic page. Click HERE to see the photo.

While the full details of the "DWTS" pairings are expected this coming Monday, other stars are already hitting the town with their partners like it's all old news.

Singer Aaron Carter has been spotted by the paparazzi on multiple occasions with Karina Smirnoff, while former Ultimate Fighting Championship star Chuck Liddell has been spotted with painted toenails alongside his partner – Anna Trebunskaya - who last danced with Steve Guttenberg.